Managing software requiements

... of testing, namely, Unit testing, Integration testing, System testing, User Acceptance testing etc Let us see a brief definition on the widely employed types of testing Unit Testing: The testing ... INTRODUCTION TO SOFTWARE 1.1 EVOLUTION OF THE SOFTWARE TESTING DISCIPLINE 1.2 THE TESTING PROCESS AND THE SOFTWARE TESTING LIFE CYCLE .7 1.3 BROAD CATEGORIES OF TESTING .....

Ngày tải lên: 18/08/2012, 10:59

Ngày tải lên: 06/09/2012, 15:55

... execution time of DSP algorithms Others in this category are the Intel i860, AT&T DSP3 210, Motorola DSP9 6002, and the Analog Devices ADSP-2171 These often go by the names: DSP microprocessor, ... execution For example, many functions in DSP software libraries are written in assembly, and then accessed from larger programs written in C Even the staunchest software purist will use...

Ngày tải lên: 13/09/2012, 09:49

... generic software systems or reusing existing software ©Ian Sommerville 2004 Software Engineering, 7th edition Chapter Slide What is software engineering?   Software engineering is an engineering ... software engineering and system engineering? What is a software process? What is a software process model? ©Ian Sommerville 2004 Software Engineering, 7th edition C...

Ngày tải lên: 14/09/2012, 11:26

... Sommerville 2004 Software Engineering, 7th edition Chapter Slide 21 Process activities     Software specification Software design and implementation Software validation Software evolution ... appropriate software tools available to the software development team ©Ian Sommerville 2004 Software Engineering, 7th edition Chapter Slide 41 Computer-aided software engineering ...

Ngày tải lên: 14/09/2012, 11:26

... implementation requirements, etc External requirements • Requirements which arise from factors which are external to the system and its development process e.g interoperability requirements, legislative requirements, ... chitects Softw are de velopers Software Engineering, 7th edition Chapter Slide Functional and non-functional requirements  Functional requirements •  Non-funct...

Ngày tải lên: 14/09/2012, 11:26

... Software Engineering, 7th edition Chapter 15 Slide 13 System design    Design both the hardware and the software associated with system Partition functions to either hardware or software Design ... not usually adequate Real-time systems are therefore usually designed as cooperating processes with a real-time executive controlling these processes ©Ian Sommerville 2004 Softw...

Ngày tải lên: 14/09/2012, 11:27

... Rapid software development    Because of rapidly changing business environments, businesses have to respond to new opportunities and competition This requires software and rapid development ... iterative approach to software development leads to faster delivery of software Agile methods are iterative development methods that aim to reduce development overhead and so p...

Ngày tải lên: 14/09/2012, 11:27

... Engineering, 7th edition Chapter 18 Slide Reuse- based software engineering  Application system reuse •  Component reuse •  The whole of an application system may be reused either by incorporating it ... welldefined object or function may be reused ©Ian Sommerville 2004 Software Engineering, 7th edition Chapter 18 Slide Reuse benefits Increased dependability Reused software, th...

Ngày tải lên: 14/09/2012, 11:27

... Component-based development    Component-based software engineering (CBSE) is an approach to software development that relies on software reuse It emerged from ... ©Ian Sommerville 2004 Software Engineering, 7th edition Chapter 19 Slide CBSE and design principles  Apart from the benefits of reuse, CBSE is based on sound software engineering design principles: ... interf...

Ngày tải lên: 14/09/2012, 11:27

... their existing software systems ©Ian Sommerville 2004 Software Engineering, 7th edition Chapter 21 Slide Importance of evolution    Organisations have huge investments in their software systems ... updated The majority of the software budget in large companies is devoted to evolving existing software rather than developing new software ©Ian Sommerville 2004 Software Enginee...

Ngày tải lên: 14/09/2012, 11:41

... Sommerville 2004 Software Engineering, 7th edition Chapter 23 Slide Testing phases Component testing Software developer ©Ian Sommerville 2004 System testing Independent testing team Software Engineering, ... responsible for component testing; system testing is the responsibility of a separate team Integration testing is testing increments of the system; release testing...

Ngày tải lên: 14/09/2012, 11:41

... Selecting staff   An important project management task is team selection Information on selection comes from: • • • Information provided by the candidates Information gained by interviewing and ... full-time appointment Experience in hardware interfacing with C and using remote development systems All the devices used have co mplex hardware interfaces Experience of working with hard...

Ngày tải lên: 14/09/2012, 11:41